SYNTHESIS OF HIGHER-NUCLEARITY CLUSTERS BY USE OF SMALL CLUSTER UNITSAS BUILDING-BLOCKS - SYNTHESIS AND X-RAY STRUCTURE-ANALYSIS OF [CLCCO3(CO)(8)](2)(MU-DPPE) AND [CLCCO3(CO)(7)][CLCCO3(CO)(8)](MU-TRIPHOS) (DPPE=1,2-BIS(DIPHENYLPHOSPHINO)ETHANE PHOS=BIS(2-DIPHENYLPHOSPHINOETHYL)PHENYLPHOSPHINE)
S. Onaka et M. Otsuka, SYNTHESIS OF HIGHER-NUCLEARITY CLUSTERS BY USE OF SMALL CLUSTER UNITSAS BUILDING-BLOCKS - SYNTHESIS AND X-RAY STRUCTURE-ANALYSIS OF [CLCCO3(CO)(8)](2)(MU-DPPE) AND [CLCCO3(CO)(7)][CLCCO3(CO)(8)](MU-TRIPHOS) (DPPE=1,2-BIS(DIPHENYLPHOSPHINO)ETHANE PHOS=BIS(2-DIPHENYLPHOSPHINOETHYL)PHENYLPHOSPHINE), Chemistry Letters, (4), 1995, pp. 269-270
Two ClCCo3(CO)(9) units are, after treatment with Me(3)NO, linked at b
asal, cobalt atoms by dppe spacer to yield [ClCCo3(CO)(8)](2)(mu-dppe)
and by TRIPHOS to yield [ClCCo3(CO)(7)][ClCCo3(CO)(8)](mu-TRIPHOS); t
hey are characterized by single crystal X-ray molecular structure anal
ysis and two Cl atoms in the TRIPHOS derivative are found to be locate
d in close proximity.